Home / 3,632.36-5,441.50-2,127.74

Finding the Fourth Proportional to 3,632.36, 5,441.50 and 2,127.74

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Solution

The fourth proportional to 3,632.36, 5,441.50 and 2,127.74 is: 3,187.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632.36 : 5,441.50 = 2,127.74 : x
  2. Step 2: Convert to fraction form
    3,632.36/5,441.50 = 2,127.74/x
  3. Step 3: Cross multiply
    3,632.36x = 5,441.50 × 2,127.74
  4. Step 4: Simplify right side
    3,632.36x = 11,578,093.07
  5. Step 5: Solve for x
    x = 11,578,093.07/3,632.36
  6. Step 6: Final answer
    x = 3,187.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.